{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["employee of", "title of person", "country of birth", "subsidiaries"], "input": "V Australia  was re-branded as Virgin  Australia  's Long Haul International Operations on 7 December 2011 ."}
{"employee of": [], "title of person": [], "country of birth": [], "subsidiaries": []}